/**
 * Copyright (C) 2010 Neofonie GmbH
 *
 * This programm is free software; you can redistribute it and/or modify
 * it under the terms of the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package eu.dicode.analysis.demonstrator.service;

import java.util.List;

import eu.dicode.analysis.demonstrator.model.TopicCommand;

import java.util.Collection;

/**
 * Implement this interface to provide means to store topic configurations to disk. (And load them back
 * into memory.)
 *
 */
public interface TopicService {

  void addTopic(TopicCommand topic);
  
  TopicCommand getTopic(String id);
  
  Collection<TopicCommand> getTopics();
  
  void removeTopic(TopicCommand topic);
  
}
